That particular feature has been one of Spotify's most enduring features, allowing subscribers to store up to 3,333 songs for playback when they're away for an internet connection or are on a limited data plan.

HQ Audio coming too

Version 1.3 of the app, which will go live "very soon" according to the official Sony Entertainment Network blog, also brings 320Kbps streams, which matches Spotify's highest playback quality.

Sony said the app has been submitted to Apple and is waiting for approval. You can check out the new features in the video below.